Beech Ridge Wind Farm - BESS, US
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Beech Ridge Wind Farm – BESS, US

By Carmen 21 Sep 2021

The Beech Ridge Wind Farm – BESS is a 31,500kW energy storage project located in Rupert, West Virginia, US.

The electro-chemical battery energy storage project uses lithium-ion as its storage technology. The project was announced in 2014 and was commissioned in 2015.


The Beech Ridge Wind Farm – BESS was developed by Invenergy.

The key application of the project is frequency regulation.

Contractors involved

BYD and Invenergy have delivered the battery energy storage project.

Additional information

The 31.5 MW Beech Ridge energy storage developed by Invenergy is located adjacent to its 100.5 MW wind farm in West Virginia. Beech Ridge will use stored wind energy to provide fast-response frequency regulation to the PJM Interconnection ancillary services market. The battery system consists of eighteen 1.75 MW battery/inverter/cooling units. The balance of plant includes padmount transformers, 34.5kV feeders, cable, communication equipment, padmount sectionalizing switchgear, and all protection and controls for the interface to the collector substation of the windfarm. The battery addition is within a substation switchyard that is connected to the windfarm collector substation by two 34.5kV lines.

About Invenergy

Invenergy LLC (Invenergy) is a full-service energy solutions provider. The company invests, develops, constructs, owns, and operates renewable and other clean energy generation and storage facilities. The company captures, generates, and stores power from wind, solar, natural gas. Invenergy provides a range of technology and end-to-end energy solutions to corporations, utilities and other energy asset owners. Its services include asset management, energy management, and engineering and analysis, among others. It also offers on-site and performance inspections and maintenance services. The company operates through regional development offices in the US, Canada, Colombia, Mexico, Japan, Poland and Scotland. Invenergy is headquartered in Chicago, Illinois, the US.


All publicly-announced energy storage projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects are sourced through secondary information sources such as country specific power players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.


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